CN214973902U

CN214973902U - Two-section built-in filter for butynediol reactor

Info

Publication number: CN214973902U
Application number: CN202121084566.9U
Authority: CN
Inventors: 陈学军; 潘易之; 刘进元
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-12-03
Anticipated expiration: 2031-05-19

Abstract

The utility model relates to the technical field of mechanical engineering, and discloses a two-section built-in filter for a butynediol reactor, which comprises a filter, wherein the filter consists of filter cylinders, a filter cap and an exhaust pipe, the filter cap extends to the inside of the two filter cylinders towards two sides, the filter cap is arranged at the uppermost end of the two filter cylinders, the lowest filter cylinder is externally connected with a pipeline, the two filter cylinders are connected by adopting a two-section flange, the joint between the two filter cylinders is filled with an air vent with a 5 mu m filter material, the top of the exhaust pipe is provided with a back-blowing hole, the inside of the filter cylinders is provided with a fixing device for welding and fixing the exhaust pipe in the filter cylinders, the utility model adopts the two-section flange connection, the joint of the two filter cylinders is provided with the back-blowing hole, the top of the original exhaust pipe is provided with the back-blowing hole, the filter bag at the top of the filter and the back-blowing effect are improved, and the top of the exhaust pipe is provided with a fixing device, the extremely big increase filter area of cartridge filter of two segmentations improves the extraction volume, improves filter efficiency.

Description

Two-section built-in filter for butynediol reactor

Technical Field

The utility model relates to a mechanical engineering technical field specifically is a two sections built-in filters for butynediol reactor.

Background

The filter arranged in the butynediol reactor is detachable, and comprises a filter cartridge cap, a filter cartridge and a connector as shown in figure 1, wherein the filter cartridge cap, the filter cartridge and the connector are connected into a whole through screws, the filter cartridge cap, the filter cartridge and the connector are sealed by gaskets, the filter cartridge is an open hole and externally coated with a screen, and a cylindrical filter bag is sleeved and sewn outside to form a filtering effect; there are the following problems in practical use. 1) The catalyst can leak from the gaskets connected with the three parts, so that the loss of the catalyst is caused 2) the catalyst leaks from the thread gap of the connecting screw, so that the loss of the catalyst is caused; 3) the sewed filter bag is invalid, so that a large amount of catalyst is lost; 4) the existing filter is used for extracting at the middle lower part, the concentration filtration of the catalyst is high, the failure is fast, and the service cycle of the catalyst is short. 5) The catalyst is leaked to cause the blockage of a back-flushing pipeline, so that back flushing cannot be effectively carried out, the overall filtering effect is reduced, the extraction quantity is gradually reduced, the efficiency of the filter is reduced, and the operation period is shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a two-section built-in filter for a butynediol reactor, which solves the problems.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two sections built-in filters for butynediol reactor, includes the filter, the filter comprises cartridge filter, filter cap and blast pipe, and filter cap extends to the inside of two cartridge filters to both sides, and filter cap sets up at two cartridge filters top, and the lower extreme cartridge filter is external to have the pipeline, two adopt two segmentation flange joint between the cartridge filter, and the junction is filled with the air vent of 5 mu m filter media between two cartridge filters, the back-blowing hole has been seted up at the blast pipe top, the inside of cartridge filter is provided with the fixing device with blast pipe welded fastening in the inside of cartridge filter.

Preferably, the filter cap adopts a welding mode to seal the opening above the filter cartridge.

Preferably, the other joints except the connecting part of the middle flange of the filter cylinder are all connected by welding.

Preferably, the fixing device is a circular ring-shaped structure matched with the outer cylinder of the filter cylinder.

(III) advantageous effects

Compared with the prior art, the utility model provides a two sections built-in filters for butynediol reactor possesses following beneficial effect:

1. the two sections of built-in filters for the butynediol reactor are connected by adopting two sections of flanges, the connecting part of the two filter cartridges is provided with a back-blowing hole, the top of the original exhaust pipe is additionally provided with the back-blowing hole, the filter bag utilization rate and the back-blowing effect at the top of the filter are improved, the top of the exhaust pipe is additionally provided with a fixing device, the two sections of filter cartridges greatly increase the filtering area, the extraction amount is improved, and the filter efficiency is improved;

the filter has the advantages that the welding structure is adopted for other joints except the middle flange connecting part of the filter cartridge, leakage is completely avoided, leakage points are completely eliminated, material consumption of gaskets, bolts, filter bags and the like and material consumption are effectively reduced, considerable economic benefits are achieved, fatigue failure parts are avoided, the commissioning period is effectively prolonged, the production amount is increased, the service life of filter cloth is prolonged, the service life of a catalyst is prolonged, and meanwhile, the frequency of maintenance and safety risks are reduced.

Drawings

FIG. 1 is a schematic view of an improved front side cross-section of the filter of the present invention;

fig. 2 is the improved rear side sectional view of the filter of the present invention.

In the figure: 1. a filter; 2. a filter cartridge; 3. a filter cap; 4. an exhaust pipe; 5. a vent hole; 6. a blowback hole; 7. and (4) a fixing device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 2, a two-section built-in filter for a butynediol reactor comprises a filter 1, wherein the filter 1 is composed of filter cartridges 2, filter caps 3 and exhaust pipes 4, the filter caps 3 extend into the two filter cartridges 2 towards two sides, the filter caps 3 are arranged at the uppermost ends of the two filter cartridges 2, the filter cartridges 2 at the lowermost ends are externally connected with a pipeline, the two filter cartridges 2 are connected by two-section flanges, vent holes 5 of a filter material with the diameter of 5 μm are filled at the joints between the two filter cartridges 2, back-blowing holes 6 are formed in the top of the exhaust pipes 4, and fixing devices 7 for welding and fixing the exhaust pipes 4 in the filter cartridges 2 are arranged in the filter cartridges 2.

The filter cap 3 adopts the welding form to plug the opening part above the filter cartridge 2, other joints except the flange joint part in the middle of the filter cartridge 2 all adopt the welding connection, and the fixing device 7 is in a circular structure matched with the outer cylinder of the filter cartridge 2.

The working principle is as follows:

the two-section type flange connection is adopted, the connecting part of the two filter cartridges 2 is provided with a back-blowing hole 6, the back-blowing hole 6 is additionally arranged at the top of the original exhaust pipe 4, the utilization rate and the back-blowing effect of a filter bag at the top of the filter 1 are improved, a fixing device 7 is additionally arranged at the top of the exhaust pipe 4, the filtering area of the two-section type filter cartridges 2 is greatly increased, the extraction amount is improved, and the filter efficiency is improved;

the filter 1 is provided with other joints except the middle flange connecting part of the filter cartridge 2 by adopting a welding structure, so that leakage is completely avoided, leakage points are completely eliminated, material consumption of gaskets, bolts, filter bags and the like and material consumption are effectively reduced, considerable economic benefit is achieved, fatigue failure parts are avoided, the commissioning period is effectively prolonged, the production amount is increased, the service life of filter cloth is prolonged, the service life of a catalyst is prolonged, and the frequency of maintenance and safety risks are reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two sections built-in filters for butynediol reactor, includes filter (1), filter (1) comprises cartridge filter (2), filter cap (3) and blast pipe (4), and filter cap (3) extend to the inside of two cartridge filters (2) to both sides, and filter cap (3) set up in two cartridge filters (2) the top, and lower extreme cartridge filter (2) are external to have the pipeline, its characterized in that: two-section type flange connection is adopted between the filter cartridges (2), the joint between the two filter cartridges (2) is filled with air holes (5) of 5 mu m filter materials, the top of the exhaust pipe (4) is provided with a back-blowing hole (6), and a fixing device (7) for welding and fixing the exhaust pipe (4) in the filter cartridges (2) is arranged in the filter cartridges (2).

2. A two-stage in-line filter for a butynediol reactor as recited in claim 1 wherein: the filter cap (3) adopts a welding form to seal and block the opening above the filter cartridge (2).

3. A two-stage in-line filter for a butynediol reactor as recited in claim 1 wherein: and other joints except the middle flange connecting part of the filter cartridge (2) are all connected by welding.

4. A two-stage in-line filter for a butynediol reactor as recited in claim 1 wherein: the fixing device (7) is of a circular ring structure matched with the outer cylinder of the filter cartridge (2).